To avoid giving your opponents the chance to use your discards to create sets and runs, be careful which cards you discard. Make an effort to maintain a record of tslots for funhe cards that have been discarded, and utilize this information to guide your own selections regarding which cards to retain and which to discard. 4. Keep an eye on the cards that are being picked up from the discard pile, as this can give you valuable information about the sets and runs that your opponents are trying to form.